{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Open Whisper Signal (aka Signal-Desktop) through 1.23.1 and the Signal Private Messenger application through 4.35.3 for Android are vulnerable to an IDN homograph attack when displaying messages containing URLs. This occurs because the application produces a clickable link even if (for example) Latin and Cyrillic characters exist in the same domain name, and the available font has an identical representation of characters from different alphabets."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2019-03-25T19:14:15", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "107550", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/107550"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/blazeinfosec/advisories/blob/master/signal-advisory.txt"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2019-9970", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Open Whisper Signal (aka Signal-Desktop) through 1.23.1 and the Signal Private Messenger application through 4.35.3 for Android are vulnerable to an IDN homograph attack when displaying messages containing URLs. This occurs because the application produces a clickable link even if (for example) Latin and Cyrillic characters exist in the same domain name, and the available font has an identical representation of characters from different alphabets."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "107550", "refsource": "BID", "url": "http://www.securityfocus.com/bid/107550"}, {"name": "https://github.com/blazeinfosec/advisories/blob/master/signal-advisory.txt", "refsource": "MISC", "url": "https://github.com/blazeinfosec/advisories/blob/master/signal-advisory.txt"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T22:10:08.403Z"}, "title": "CVE Program Container", "references": [{"name": "107550", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/107550"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/blazeinfosec/advisories/blob/master/signal-advisory.txt"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2019-9970", "datePublished": "2019-03-24T01:52:33", "dateReserved": "2019-03-23T00:00:00", "dateUpdated": "2024-08-04T22:10:08.403Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:signal:private_messenger:*:*:*:*:*:android:*:*", "matchCriteriaId": "62886A5F-FA19-4E16-8E1E-195302310554", "versionEndIncluding": "4.35.3", "vulnerable": true}, {"criteria": "cpe:2.3:a:signal:signal-desktop:*:*:*:*:*:*:*:*", "matchCriteriaId": "F7AB79BE-52F8-409C-99FA-BB273862CDB4", "versionEndIncluding": "1.23.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Open Whisper Signal (aka Signal-Desktop) through 1.23.1 and the Signal Private Messenger application through 4.35.3 for Android are vulnerable to an IDN homograph attack when displaying messages containing URLs. This occurs because the application produces a clickable link even if (for example) Latin and Cyrillic characters exist in the same domain name, and the available font has an identical representation of characters from different alphabets."}, {"lang": "es", "value": "Open Whisper Signal (tambi\u00e9n conocido como Signal-Desktop) hasta la versi\u00f3n 1.23.1, as\u00ed como la aplicaci\u00f3n Signal Private Messenger hasta la versi\u00f3n 4.35.3 para Android, son vulnerables a un ataque hom\u00f3grafo IDN al mostrar mensajes que contienen URL. Esto ocurre debido a que la aplicaci\u00f3n produce un enlace clicable incluso si, por ejemplo, existen caracteres latinos y cir\u00edlicos en el mismo nombre de dominio y la fuente disponible tiene una representaci\u00f3n id\u00e9ntica de caracteres de diferentes alfabetos."}], "id": "CVE-2019-9970", "lastModified": "2024-11-21T04:52:42.287", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-03-24T02:29:00.670", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/107550"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/blazeinfosec/advisories/blob/master/signal-advisory.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/107550"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/blazeinfosec/advisories/blob/master/signal-advisory.txt"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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